kottke.org posts about extraterrestriallife

Is the search for aliens such a good idea? If/when we find evidence of extraterrestrial intelligent life, will they welcome us as neighbors, treat us as vermin in their universe or something inbetween? "Jared Diamond, professor of evolutionary biology and Pulitzer Prize winner, says: 'Those astronomers now preparing again to beam radio signals out to hoped-for extraterrestrials are naive, even dangerous.'"